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Goodwill and Other Intangible Assets (Details) - USD ($) $ in Millions | Jun. 30, 2015 | Dec. 31, 2014
--- | --- | ---
Indefinite-lived Intangible Assets by Major Class [Line Items] |  |
Goodwill | $ 1,083.6 | $ 1,075.2
Accumulated impairment loss | 513.4 | 513.4
Finite-Lived [Abstract] |  |
Finite-Lived Intangible Assets, Gross | 374.2 | 411.7
Finite-Lived Intangible Assets, Accumulated Amortization | 250.2 | 276.2
Finite-Lived Intangible Assets, Net | 124.0 | 135.5
Indefinite-Lived [Abstract] |  |
Indefinite-Lived Intangible Assets (Excluding Goodwill) | 151.0 | 151.3
Intangible Assets (Excluding Goodwill) [Abstract] |  |
Intangible Assets, Gross (Excluding Goodwill), Total | 525.2 | 563.0
Intangible Assets, Accumulated Amortization (Excluding Goodwill), Total | 250.2 | 276.2
Intangible Assets, Net (Excluding Goodwill), Total | 275.0 | 286.8
Intangible Assets, Future Amortization Expense by Fiscal Year [Abstract] |  |
Estimated amortization expense, remainder of the current fiscal year | 15.4 |
Estimated amortization expense, 2016 | 26.8 |
Estimated amortization expense, 2017 | 23.6 |
Estimated amortization expense, 2018 | 20.9 |
Estimated amortization expense, 2019 | 16.7 |
Estimated amortization expense, 2020 | 13.4 |
Tradenames [Member] |  |
Indefinite-Lived [Abstract] |  |
Indefinite-Lived Intangible Assets (Excluding Goodwill) | 54.0 | 54.0
Accumulated Impairment Loss | 139.5 | 139.5
Reacquired Franchise Rights [Member] |  |
Indefinite-Lived [Abstract] |  |
Indefinite-Lived Intangible Assets (Excluding Goodwill) | 97.0 | 97.3
Technology [Member] |  |
Finite-Lived [Abstract] |  |
Finite-Lived Intangible Assets, Gross | 0.0 | 19.6
Finite-Lived Intangible Assets, Accumulated Amortization | 0.0 | 19.6
Finite-Lived Intangible Assets, Net | 0.0 | 0.0
Franchise Agreements [Member] |  |
Finite-Lived [Abstract] |  |
Finite-Lived Intangible Assets, Gross | 0.0 | 18.0
Finite-Lived Intangible Assets, Accumulated Amortization | 0.0 | 18.0
Finite-Lived Intangible Assets, Net | 0.0 | 0.0
Customer Relationships [Member] |  |
Finite-Lived [Abstract] |  |
Finite-Lived Intangible Assets, Gross | 364.3 | 359.9
Finite-Lived Intangible Assets, Accumulated Amortization | 241.1 | 225.6
Finite-Lived Intangible Assets, Net | 123.2 | 134.3
Other [Member] |  |
Finite-Lived [Abstract] |  |
Finite-Lived Intangible Assets, Gross | 9.9 | 14.2
Finite-Lived Intangible Assets, Accumulated Amortization | 9.1 | 13.0
Finite-Lived Intangible Assets, Net | $ 0.8 | $ 1.2

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